Home / 1,106,457.05-1,526,948.46-647,614.32

Finding the Fourth Proportional to 1,106,457.05, 1,526,948.46 and 647,614.32

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Solution

The fourth proportional to 1,106,457.05, 1,526,948.46 and 647,614.32 is: 893,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,457.05 : 1,526,948.46 = 647,614.32 : x
  2. Step 2: Convert to fraction form
    1,106,457.05/1,526,948.46 = 647,614.32/x
  3. Step 3: Cross multiply
    1,106,457.05x = 1,526,948.46 × 647,614.32
  4. Step 4: Simplify right side
    1,106,457.05x = 988,873,688,597.95
  5. Step 5: Solve for x
    x = 988,873,688,597.95/1,106,457.05
  6. Step 6: Final answer
    x = 893,729.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.